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Frankstown Branch Juniata River in Pennsylvania

River45.6 mi

Around here

Around Frankstown Branch Juniata River

5 mi

Data Source: Recreation.gov · Public land: USGS PAD-US

About this river

Frankstown Branch Juniata River is a 45.6 mile river. Streamflow is measured at the USGS gauge Frankstown Br Juniata River at Williamsburg, PA (site 01556000). The National Hydrography Dataset places it at stream order 6. Reach geometry comes from the USGS National Hydrography Dataset.

Typical flow by month

1917 to 2026

Frankstown Branch Juniata River typically runs highest in March, at a median 632 cfs, and lowest in September, at 88 cfs. The highest flow on record for any single day is 25,000 cfs, in 1936.

Show the numbers
Typical flow by month at Frankstown Br Juniata River at Williamsburg, PA, in cfs
MonthTypical (cfs)Usual range (cfs)
January283162 to 512
February352218 to 620
March632402 to 988
April566360 to 837
May390250 to 629
June192136 to 317
July12393 to 197
August10077 to 156
September8871 to 126
October9473 to 158
November14691 to 309
December262140 to 481

Typical is the median of each month’s daily median values, and the usual range runs from the median 25th to the median 75th percentile, across about 110 years of record. Statistics published by the US Geological Survey for Frankstown Br Juniata River at Williamsburg, PA (site 01556000). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.

Boat access nearby

8 mapped launches sit in the mapped area of Frankstown Branch Juniata River, all of them public access. Ramp data comes from the USGS national boat-ramp inventory.

  • Lake Raystown ResortRaystown LakePublic
  • Shy BeaverRaystown LakePublic
  • Tatman RunRaystown LakePublic
  • James CreekRaystown LakePublic
  • AitchRaystown LakePublic
  • Seven Points MarinaRaystown LakePublic
  • Seven PointsRaystown LakePublic
  • Canoe Creek State Park #1Canoe Creek LakePublic
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